Which of the following is a decomposition reaction?
a. 2mg+o2 -> 2mgo
b. ch4+2o2 -> co2+h2
c. 2h2o + 2na -> 2naoh+h2
d. caco3 -> cao+co2

Needthe meter is the standard unit for: 1) height 2) length 3) weight 4) mass

Consider this equilibrium: n29) + o2(g) + 2no(c).nitrogen gas and oxygen gas react when placed in a closed container. as the reaction proceeds towards equilibrium, what happens to the rate of thereverse reaction?

Why are people not able to skip a dive to the deepest part of the ocean